hammerhead: update prebuilt kernel [DO NOT MERGE] automerge: a88af8936e  -s ours automerge: c8557e769a  -s ours
automerge: 34782e7685  -s ours

* commit '34782e768507424beb2aa7fee5b36555357acba7':
  hammerhead: update prebuilt kernel [DO NOT MERGE]
tree: 3428957eeddb56cf1d7089f98f0b46456fb61765
  1. zImage-dtb